DOOSAN HEAVY INDUSTRIES & CONSTRUCTION CO., LTD.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
F01D NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES 3335
 
  
 
B01D SEPARATION 24110
 
  
 
C02F TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE 2332
 
  
 
H02K DYNAMO-ELECTRIC MACHINES 1988
 
  
 
F02C GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS 1544
 
  
 
F01K STEAM ENGINE PLANTS; STEAM ACCUMULATORS; ENGINE PLANTS NOT OTHERWISE PROVIDED FOR; ENGINES USING SPECIAL WORKING FLUIDS OR CYCLES 1414
 
  
 
F03D WIND MOTORS1427
 
  
 
H01M PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY 12142
 
  
 
F23R GENERATING COMBUSTION PRODUCTS OF HIGH PRESSURE OR HIGH VELOCITY, e.g. GAS-TURBINE COMBUSTION CHAMBERS 722
 
  
 
G01N INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES 6200

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2018/0073,724 INFLUENCE ANALYZING APPARATUS FOR ANALYZING INFLUENCE OF COMBUSTIBLESSep 11, 17Mar 15, 18[G01N, F22B]
2018/0067,010 APPARATUS AND METHOD FOR DETECTING ABNORMAL VIBRATION IN ROTORSep 08, 17Mar 08, 18[G01M]
2018/0037,478 CAPACITIVE DEIONIZATION ELECTRODE MODULE AND WATER TREATMENT APPARATUS AND METHOD CAPABLE OF SAVING ENERGY USING THE SAMEJun 14, 17Feb 08, 18[C02F, H01G]
2018/0010,461 Disk Assembly and Turbine Including The SameJul 07, 17Jan 11, 18[F01D]
2018/0003,062 GAS TURBINE BLADEDec 21, 16Jan 04, 18[F01D]
2017/0370,252 APPARATUS FOR REDUCING WINDAGE LOSS OF STEAM TURBINESJan 18, 17Dec 28, 17[F01K]
2017/0352,010 WIND FARM SUPERVISION MONITORING SYSTEMDec 20, 16Dec 07, 17[G06Q, G06F, F03D, G06K]
2017/0284,367 APPARATUS FOR DRIVING AND CONTROLLING CONVERTERS AND SWITCHING ELEMENT MODULES IN A WIND POWER GENERATION SYSTEMJan 17, 17Oct 05, 17[H02K, H02M, F03D]
2017/0267,149 BLADE TRANSPORT VEHICLEJan 26, 17Sep 21, 17[B60P]
2017/0234,266 WASTE HEAT RECOVERY POWER GENERATION SYSTEM AND FLOW CONTROL METHOD THEREOFJun 09, 16Aug 17, 17[F01K, F02G]

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9899109 Treatment apparatus and method for waste steam generator, and installation method of treatment apparatus for waste steam generatorJul 29, 15Feb 20, 18[B28D, G21D, B23D]
9890809 Tilting pad thrust bearing and tilting pad thrust bearing assemblyDec 22, 15Feb 13, 18[F16C]
9884295 Membrane bioreactor system using reciprocating membraneApr 30, 13Feb 06, 18[C02F, B01D]
9878270 High-rate sedimentation tank and water treatment apparatus including the sameFeb 02, 16Jan 30, 18[B03D, C02F, B01D]
9847147 Articulated manipulatorJan 20, 15Dec 19, 17[B25J, G21C, F22B, G21D]
9839918 Flocculation basin inclusion or exclusion type water treatment apparatus using dissolved air flotationApr 06, 15Dec 12, 17[B03D, B01F, C02F]
9833741 Submerged membrane filtration system using reciprocating membraneAug 24, 15Dec 05, 17[C02F, B01D]
9835253 Brush seal assemblyJun 08, 15Dec 05, 17[F01D, F16J]
9808810 Nozzle for dissolved air flotation systemNov 11, 14Nov 07, 17[B03D, B05B, B01F, C02F]
9810073 Turbine blade having swirling cooling channel and cooling method thereofDec 15, 14Nov 07, 17[F01D]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2014/0342,266 FUEL CELL INCLUDING COUPLING DEVICEAbandonedDec 28, 12Nov 20, 14[H01M]
2012/0128,113 REMOTE CONTROL SYSTEM FOR THE FUEL HANDLING SYSTEM OF NUCLEAR POWER PLANTAbandonedSep 23, 11May 24, 12[G21C]
2012/0003,550 STEAM GENERATOR FOR FUEL CELL WITH DUAL USE FOR HEATING FUEL ELECTRODE GASAbandonedDec 30, 09Jan 05, 12[H01M]
8040000 Stator cooling structure for superconducting rotating machineExpiredApr 27, 09Oct 18, 11[H02K]
2010/0196,778 MANUFACTURING METHOD OF POROUS METAL ELECTRODE FOR MOLTEN CARBONATE FUEL CELLS USING DRY PROCESSAbandonedDec 29, 08Aug 05, 10[H01M, B22F]
2009/0310,896 TILTING PAD JOURNAL BEARING MOUNTED WITH STEPPED SEAL TOOTH AT OIL SUPPLY PART DISPOSED BETWEEN BEARING PADSAbandonedAug 19, 08Dec 17, 09[F16C]
2009/0223,881 Reverse Osmosis System with Dual Water IntakeAbandonedMar 04, 08Sep 10, 09[C02F]
2009/0223,897 Method for the Rejection of Boron from Seawater in a Reverse Osmosis SystemAbandonedMar 04, 08Sep 10, 09[C02F]
2008/0157,419 WET METHOD OF MANUFACTURING ELECTROLYTE-IMPREGNATED ELECTRODES FOR MOLTEN CARBONATE FUEL CELLAbandonedDec 28, 07Jul 03, 08[C04B]
2008/0057,361 FUEL CELL POWER GENERATION SYSTEM USING FUEL ELECTRODE EXHAUST GAS RECYCLING PROCESSAbandonedMar 01, 07Mar 06, 08[H01M]
2007/0188,280 Superconductive coil assembly having improved cooling efficiencyAbandonedFeb 22, 06Aug 16, 07[H01F]
2007/0190,373 SEPARATOR PLATE HAVING FUEL REFORMING CHAMBER FOR MCFC AND MANUFACTURING METHOD THEREOFAbandonedFeb 09, 07Aug 16, 07[B05D, H01M, B01J, B21C]
2007/0184,310 Molten Carbonate Fuel Cell Provided with Indirect Internal Steam ReformerAbandonedDec 28, 06Aug 09, 07[H01M]
2003/0136,752 Mechanical anti-snag device for container craneAbandonedDec 05, 02Jul 24, 03[B66C]

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